Details
- Season
- Season 9
- Episode
- S09xE09
- Air Date
- 19 November 2015
- Where to watch
Overview
The Big Bang Theory season 9, episode 9 — “The Platonic Permutation” (S09xE09) first aired on 19 November 2015.
Sheldon and Amy try hanging out as friends when they spend Thanksgiving together at the aquarium. Also, Wolowitz reluctantly agrees to volunteer at the soup kitchen with Bernadette, Raj and Emily, and Penny discovers that Leonard knows more about her than she thought.